The Perilous Catacombs

While your pet and Kell where busy working on the right Melody, Corin tracked the monster underground, to the Neovian Catacombs.
After gathering some more information about the catacombs from Baffington the Kacheek, you, together with Kell and Corbin, make your way into the Neovian underground.
You start the puzzle by clicking on the 'The Perilous Catacombs' button at the end of the page.

Faced Door

This door will start showing up around level 28. It will ask you riddle-like questions. Just like the other doors, you'll get a prize when the answer is correct and will be cursed when the answer is wrong.